[sun4i_csi] Move i2c adapter id from  struct ccm_config to
struct csi_platform_data.

Signed-off-by: Anatoliy Sokolov <aesok@post.ru>
[sun4i_csi] Remove the fetch_config function.

Signed-off-by: Anatoliy Sokolov <aesok@post.ru>
[sun4i_csi] In struct csi_drv store ccm_config don't reference.

Signed-off-by: Anatoliy Sokolov <aesok@post.ru>